Who invested in Theolytics

6 rounds we have observed, with the 2 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech

Raised 8 months ago

Funding summaryUpdated 26 Oct 2026

$48Mraised across 6 rounds since 2021, from 6 sources

$348KSeries A$17MSeries A$4.1MSeries A$9.6MSeries A$7.1MSeries A$9.3MGrant

Latest round: Grant, $9.3MMar 2026
Biggest round: $17MSeries A · Aug 2023
Step-upi: 1.3×
Investors: 2

See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

20222023202420252026

$348KSeries A$17MSeries A$4.1MSeries A$9.6MSeries A$7.1MSeries A$9.3MGrant

First round: Series A, $348K
Biggest round: $17M
Usual gap between rounds: 7 months

The rounds

Mar 2026
Grant$9.3M2 new
- Innovate UK
- Oxford Science Enterprises
Source recorded
Dec 2024
Series A$7.1M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Aug 2024
Series A$9.6M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Apr 2024
Series A$4.1M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Aug 2023
Series A$17M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Aug 2021
Series A$348K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet

Funding filed with regulators

Theolytics filed 5 raises, $38M in all. Filings say how much was sold and to how many investors; they never name the investors.

Dec 2024$7.1MUK share allotment
Aug 2024$9.6MUK share allotment
Apr 2024$4.1MUK share allotment
Aug 2023$17MUK share allotment
Aug 2021$348KUK share allotment

Founders and team

From Theolytics's own website: 1 founder, 1 on the team.

Margaret DuffyCSO and Co-Founder

Luke HarrisHead of Finance

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Series A2021Series A2023Series A2024Series A2024Series A2024Grant2026

Innovate UK

Oxford Science Enterprises

Everyone who backed them

Innovate UKVC firm1round

Oxford Science EnterprisesVC firm1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

These 2 firms list Theolytics as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.